signal-desktop/ts/util/isSignalConversation.ts

// Copyright 2022 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only

import { SIGNAL_ACI } from '../types/SignalConversation.js';
import type { ServiceIdString } from '../types/ServiceId.js';

export function isSignalConversation(conversation: {
  id: string;
  serviceId?: ServiceIdString;
}): boolean {
  const { id, serviceId } = conversation;

  if (serviceId) {
    return isSignalServiceId(serviceId);
  }

  return window.ConversationController.isSignalConversationId(id);
}

export function isSignalServiceId(serviceId: ServiceIdString): boolean {
  return serviceId === SIGNAL_ACI;
}